Home / 12,837.49-19,247.92-8,441.62

Finding the Fourth Proportional to 12,837.49, 19,247.92 and 8,441.62

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Solution

The fourth proportional to 12,837.49, 19,247.92 and 8,441.62 is: 12,656.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,837.49 : 19,247.92 = 8,441.62 : x
  2. Step 2: Convert to fraction form
    12,837.49/19,247.92 = 8,441.62/x
  3. Step 3: Cross multiply
    12,837.49x = 19,247.92 × 8,441.62
  4. Step 4: Simplify right side
    12,837.49x = 162,483,626.43
  5. Step 5: Solve for x
    x = 162,483,626.43/12,837.49
  6. Step 6: Final answer
    x = 12,656.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.